Hot on the heels of CFW 5.03 Prometheus v4, homebrew coder Liquidzigong has also updated his custom firmware for PSP-1000 and PSP-2000 (TA88v2 or below) models. Aptly called CFW 5.50 Prometheus, this brew also allows you to launched all the latest titles that requires 6.20 without thelengthy patching procedures.

Changelogs:

•Prometheus module and has been used to improve the game 's compatibility•Optimize application performance and size•Amendment SysMemUserForUser_91DE343C possible problems

Installation:

•Install 5.50 GEN-D3.•Extract the file CFW 5.50 Prometheus•Copy the folder into PSP/GAME/ and run the installer.